Finding the Fourth Proportional to 1,119,563.96, 1,544,939.97 and 636,062
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Solution
The fourth proportional to 1,119,563.96, 1,544,939.97 and 636,062 is: 877,732.44
Step by Step Solution
- Step 1: Write the proportion equation
1,119,563.96 : 1,544,939.97 = 636,062 : x - Step 2: Convert to fraction form
1,119,563.96/1,544,939.97 = 636,062/x - Step 3: Cross multiply
1,119,563.96x = 1,544,939.97 × 636,062 - Step 4: Simplify right side
1,119,563.96x = 982,677,607,198.14 - Step 5: Solve for x
x = 982,677,607,198.14/1,119,563.96 - Step 6: Final answer
x = 877,732.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.